"This is a single-arm, open-label, multi-center study of complete molecular response (CMR) in adult patients with newly diagnosed Philadelphia chromosome positive (Ph+) chronic myelogenous leukemia in chronic phase (CML-CP). The study is designed to evaluate early and deep molecular responses up to 4 years on nilotinib treatment. The primary end point is Rate of confirmed CMR in newly diagnosed Philadelphia chromosome positive CML-CP patients."